20285517

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41999}}^1$

素因数の和:42032

約数の個数: 16

約数和(自身を含む): 32256000

約数和(自身を除く): 11970483

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 41999, 125997, 293993, 881979, 965977, 2897931, 6761839, 20285517]

約数ペア:

[(1, 20285517), (3, 6761839), (7, 2897931), (21, 965977), (23, 881979), (69, 293993), (161, 125997), (483, 41999)]